r9949: delete-directory-and-files update

[kmrcl.git] / os.lisp

diff --git a/os.lisp b/os.lisp
index 2e524416e83e2d06d620437170fb11f7c8d00907..5b6fff3aa3d90aad02dd8ce57fa88f25c0560f87 100644 (file)
--- a/os.lisp
+++ b/os.lisp
@@ -135,3 +135,16 @@ returns (VALUES output-string pid)"
     (error "RUN-SHELL-PROGRAM not implemented for this Lisp")
 
     ))
+
+(defun delete-directory-and-files (dir &key (if-does-not-exist :error) (quiet t) force)
+  #+allegro (excl:delete-directory-and-files dir :if-does-not-exist if-does-not-exist
+                                            :quiet quiet :force force)
+  #-(or allegro) (declare (ignore force))
+  #-(or allegro) (cond
+                  ((probe-directory dir)
+                   (let ((cmd (format nil "rm -rf ~A" (namestring dir))))
+                     (unless quiet
+                       (format *trace-output* ";; ~A" cmd))
+                     (command-output cmd)))
+                  ((eq if-does-not-exist :error)
+                   (error "Directory ~A does not exist [delete-directory-and-files]." dir))))